Table 3 The 15 items included in the VFS (Visual Function Scale [48]) plus the additional four items that were employed in the final instrument, the VFS-plus. Original NEI VFQ-39 [42] item numbers are shown
From: Validation of a vision-related activity scale for patients with retinitis pigmentosa
VFS-plus item number | Item description | NEI VFQ-39 number |
|---|---|---|
1 | Eyesight | 2 |
2 | Read ordinary print in newspapers | 5 |
3 | See well up close | 6 |
4 | Find something on a crowded shelf | 7 |
5 | Read street signs or the names of stores | 8 |
6 | Going down steps, stairs, or curbs in dim light or at night | 9 |
7 | Notice objects off to the side while walking | 10 |
8 | Pick and match own clothes | 12 |
9 | Go out to see movies, plays, or sports events | 14 |
10 | Read small print in a telephone book, on a medicine bottle, or on legal forms | A3 |
11 | Figure out whether bills received are accurate | A4 |
12 | Doing things like shaving, styling hair, or putting on makeup | A5 |
13 | Recognize people across a room | A6 |
14 | Take part in active sports or other outdoor activities | A7 |
15 | See and enjoy programs on TV | A8 |
16 | Driving in familiar places | 15 |
17 | Driving during daytime | 15c |
18 | Driving at night | 16 |
19 | Driving in difficult conditions | 16a |